25247690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 52284960

約数和(自身を除く): 27037270

約数列:

[1, 2, 5, 10, 13, 26, 29, 37, 58, 65, 74, 130, 145, 181, 185, 290, 362, 370, 377, 481, 754, 905, 962, 1073, 1810, 1885, 2146, 2353, 2405, 3770, 4706, 4810, 5249, 5365, 6697, 10498, 10730, 11765, 13394, 13949, 23530, 26245, 27898, 33485, 52490, 66970, 68237, 69745, 87061, 136474, 139490, 174122, 194213, 341185, 388426, 435305, 682370, 870610, 971065, 1942130, 2524769, 5049538, 12623845, 25247690]

約数ペア:

[(1, 25247690), (2, 12623845), (5, 5049538), (10, 2524769), (13, 1942130), (26, 971065), (29, 870610), (37, 682370), (58, 435305), (65, 388426), (74, 341185), (130, 194213), (145, 174122), (181, 139490), (185, 136474), (290, 87061), (362, 69745), (370, 68237), (377, 66970), (481, 52490), (754, 33485), (905, 27898), (962, 26245), (1073, 23530), (1810, 13949), (1885, 13394), (2146, 11765), (2353, 10730), (2405, 10498), (3770, 6697), (4706, 5365), (4810, 5249)]